#643290#643290

#643290 is a dark, vivid violet. Relative luminance 0.070; OKLCH L 43.0% C 0.151 H 305.4°. Best body text is #FFFFFF at 8.75:1 contrast (WCAG AA passes).

Color values

HEX	#643290
RGB	rgb(100, 50, 144)
HSL	hsl(272, 48%, 38%)
HSV	hsv(272, 65%, 56%)
CMYK	cmyk(30.6%, 65.3%, 0%, 43.5%)
CIE-LAB	lab(31.82, 40.68, -43.41)
CIE-LCH	lch(31.82, 59.49, 313.14°)
OKLab	oklab(42.99% 0.0873 -0.1229)
OKLCH	oklch(42.99% 0.151 305.4)
XYZ	xyz(11.4291, 7.0042, 27.1300)
Luminance	0.0700 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643290 #5E9032

analogous

#353290 #643290 #90328D

triadic

#643290 #906432 #329064

tetradic

#643290 #903532 #5E9032 #328D90

square

#643290 #903532 #5E9032 #328D90

split-complementary

#643290 #8D9032 #329035

monochromatic

#251235 #442263 #643290 #8442BD #A16FCD

Accessibility & contrast

On white

8.75

#643290 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#643290 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643290

8.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643290	#FFFFFF	#000000	##FFFFFF
##643290	1.00	8.75	2.40	8.75
#FFFFFF	8.75	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004993

Deuteranopia (green-blind)

#1B4B8E

Tritanopia (blue-blind)

#5C465C

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #643290;
/* rgb */ color: rgb(100, 50, 144);
/* oklch */ color: oklch(43.0% 0.151 305.4);

Tailwind

colors: {
  custom: {
    50: '#946db1',
    500: '#643290',
    950: '#000000',
  },
}

SCSS

$custom: #643290;
$custom-light: #946db1;
$custom-dark: #000000;

JSON

{
  "hex": "#643290",
  "rgb": {
    "r": 100,
    "g": 50,
    "b": 144
  },
  "hsl": {
    "h": 271.915,
    "s": 48.454,
    "l": 38.039
  },
  "oklch": {
    "l": 0.42985,
    "c": 0.1508,
    "h": 305.4
  },
  "luminance": 0.07004
}

Semantic roles & 50–950 ramp

primary

#643290

secondary

#8CB569

accent

#D85090

background

#F9F6FB

surface

#F2ECF6

border

#CCC7D0

text

#0D0711

muted

#7E7A80

Preview Lab

Preview with #643290

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →